Collection Avrahm Yarmolinsky Papers, 1918-1967 Repository Columbia University: Rare Book & Manuscript Library
Collection George Vernadsky Papers, circa 1500-1973, bulk circa 1918-1973 Repository Columbia University: Rare Book & Manuscript Library
Collection Mikhail Mikhailovich Karpovich Papers, 1900-1959 Repository Columbia University: Rare Book & Manuscript Library